Finding the Third Proportional to 152,595,792 and 321,401,628

Step by Step Solution

1. Step 1: Write the proportion equation
   152,595,792 : 321,401,628 = 321,401,628 : x
2. Step 2: Convert to fraction form
   152,595,792/321,401,628 = 321,401,628/x
3. Step 3: Cross multiply
   152,595,792x = 321,401,628 × 321,401,628
4. Step 4: Simplify right side
   152,595,792x = 103,299,006,481,050,384
5. Step 5: Solve for x
   x = 103,299,006,481,050,384/152,595,792
6. Step 6: Final answer
   x = 676,945,314.99